fix(dist): fix unexpected downgrades without `--allow-downgrade` - #5023

Merged

rami3l merged 9 commits into

rust-lang:mainfrom

rami3l:fix/upgrade-false-positive

Aug 31, 2026

Commits on Aug 31, 2026

test(dist): show bug with `--allow-downgrade` in `rustup toolchain install`
rami3l
committed
b322256
refactor(dist): simplify `DistOptions::install_into()`
rami3l
committed
fd9589d
refactor(dist): move `try_update_from_dist_()` to under `DistOptions`
rami3l
committed
03a5d58
refactor(dist): simplify error handling in `DistOptions::try_update()`
rami3l
committed
24a7e89
refactor(dist): extract `DistOptions::dl_v2_manifest()`
rami3l
committed
d422d08
refactor(dist): accept `Result<_>` as manifest in `DistOptions::try_update()`
rami3l
committed
2b588d5
fix(dist): fix upgrading exit conditions in `DistOptions::install_into()`
rami3l
committed
0e81fc2
refactor(dist): remove unused `fetched` param from `DistOptions::try_update()`
rami3l
committed
0bec34c
feat(cli/rustup-mode): pass `--allow-downgrade` to `rustup update`
rami3l
committed
705a7a4